Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Hiroshi Mikitani, chairman and chief executive officer of Rakuten Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Hiroshi Mikitani, chairman and chief executive officer of Rakuten Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Hiroshi Mikitani, chairman and chief executive officer of Rakuten Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Hiroshi Mikitani, chairman and chief executive officer of Rakuten Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Hiroshi Mikitani, chairman and chief executive officer of Rakuten Inc., left, reacts as Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Hiroshi Mikitani, chairman and chief executive officer of Rakuten Inc., left, reacts as Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., arrives for the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Jack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., arrives for the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Niklas Zennstrom, co-founder of Skype Technologies SA, speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., attends the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., attends the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., arrives for the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., arrives for the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., attends the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Andy Rubin, senior vice president at Google Inc., attends the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images

Jack Dorsey, chief executive officer of Square Inc. and co-founder... Fotografía de noticiasAsia,Director ejecutivo de empresa,Economía,Extremo Oriente,Fundador,Hablar,Internet,Jack Dorsey,Japón,Mensajería instantánea,Negocio,Negocio corporativo,Presidente de organización,Redes sociales,Tecnología,Tokio,Twitter,VerticalPhotographer BloombergCollection: Bloomberg 2013 BloombergJack Dorsey, chief executive officer of Square Inc. and co-founder and chairman of Twitter Inc., speaks at the New Economy Summit 2013 hosted by the Japan Association of New Economy (JANE) in Tokyo, Japan, on Tuesday, April 16, 2013. Rakuten Inc. Chairman Hiroshi Mikitani set up the JANE in June after quitting the main business lobby Nippon Keidanren in protest over the group's support for nuclear power. Photographer: Tomohiro Ohsumi/Bloomberg via Getty Images